@Jolodo posted:Recently purchased a Lionel Great Northern 3100 Steam loco that was in need of a new board. I ordered and received a replacement board but don't know where to solder the wires from board to tender. Would appreciate any guidance with this problem as I would like to get this beauty running...Thanks in advance.....Joe
I think you mean this FAR (Famous American Railroads) set engine 6-3100
If so, then this previous topic has diagrams